TED Talks
Olafur Eliasson: Playing with space and light
In the spectacular large-scale projects he's famous for (such as "Waterfalls" in New York harbor), Olafur Eliasson creates art from a palette of space, distance, color and light. This idea-packed talk begins with an experiment in the...
SciShow
IDTIMWYTIM Equinox Stupid Latin
In this edition of IDTIMWYTIM, Hank explains why the common understanding of "equinox" is wrong, what the equinox actually is, and then rages a little against astronomers and their stupid confusing Latin terms.
SciShow
How Cells Hack Entropy to Live
One of the most fundamental ideas in physics is that the disorder of the universe, also known as entropy, is constantly increasing. But, life’s inherent chemical makeup has been hacking the disorder of the universe for billions of years!
SciShow
3 Extreme New Mission Concepts
From asteroid spaceships, to exploring ice volcanoes, let's look at a few of the NIAC's recently approved Phase I projects!
SciShow
Mimas: The Real-Life Death Star
One of Saturn's moons looks a lot like an infamous planet-destroying battle station from science fiction, but astronomers have some very real theories about the complex crater that gives Mimas its unique feature.
TED-Ed
TED-Ed: A day in the life of a Cossack warrior - Alex Gendler
Join the Cossack soldier Stepan as he tries to keep order in the battalion and help his people regain their independence. -- The year is 1676, and a treaty has officially ended hostilities between the Polish-Lithuanian Commonwealth and...
SciShow
What Movies Get Wrong About Space
Hollywood can be pretty negligent about physics and astronomy, even in really good movies, but there are a few specific misconceptions that pop up again and again.
SciShow
Rocket Landing on a Drone Ship!
Falcon 9 has successfully landed and NASA redirects the Kepler telescope out of emergency mode!
TED-Ed
TED-Ed: Why do competitors open their stores next to one another? - Jac de Haan
Why are all the gas stations, cafes and restaurants in one crowded spot? As two competitive cousins vie for ice-cream-selling domination on one small beach, discover how game theory and the Nash Equilibrium inform these retail hotspots.
TED Talks
Joshua Prince-Ramus: Behind the design of Seattle's library
Architect Joshua Prince-Ramus takes the audience on dazzling, dizzying virtual tours of three recent projects: the Central Library in Seattle, the Museum Plaza in Louisville and the Charles Wyly Theater in Dallas.
SciShow
An Impossible Black Hole, and Finally Meeting Ceres
SciShow Space takes you to a distant, ancient black hole that … really shouldn’t be, and psyches you up for the Dawn spacecraft’s final approach to Ceres!
TED Talks
Derren Brown: Mentalism, mind reading and the art of getting inside your head
"Magic is a great analogy for how we edit reality and form a story -- and then mistake that story for the truth," says psychological illusionist Derren Brown. In a clever talk wrapped around a dazzling mind-reading performance, Brown...
SciShow
Why Shouldn't You Look at the Sun?
You might have done it accidentally or intentionally but one thing is clear: Don't stare at the the sun! Hank Green explains why.
PBS
How to Estimate the Density of the Moon in Majora's Mask
Gabe breaks down the steps for how he determined the density of the moon in Majora's Mask.
SciShow
Why Do Flamingos Stand on One Leg?
It seems like kind of an awkward way to spend most of your time, but flamingos seem perfectly happy to hang out on one leg. For a long time, people assumed they were trying to conserve heat. But thanks to some unusual research, we now...
SciShow
The Mysterious Origins of Our Galaxy's Fastest Stars
A new paper that borrows old astrological data from the Voyager 2 probe has used brand-new computer simulations to find some new weird data about Uranus’s magnetic field. Another paper has new information about our galaxy’s fastest...
Bozeman Science
Motion of the Center of Mass
In this video Paul Andersen explains how linear motion of an object can be measured using the center of mass. Internal forces within the object can be ignored since they exist in action reaction pairs. A simple way to determine the...
SciShow
Secret' Space Plane, and Curiosity's New Rock
Caitlin delivers the latest developments from around the universe, including Curiosity's latest drill, the low-down on that "secret" space plane, and the dimmest galaxy ever detected.
SciShow
Sharknado Reloaded: Yep, Still Impossible
SciShow revisits Sharknado to discover the truth behind who would win in a battle between a tornado and a bomb. The answer... won't actually surprise you. But you might learn some interesting science along the way!
Crash Course
Uranus & Neptune
Today we’re rounding out our planetary tour with ice giants Uranus and Neptune. Both have small rocky cores, thick mantles of ammonia, water, and methane, and atmospheres that make them look greenish and blue. Uranus has a truly weird...
SciShow
Blazars Are A Thing
Hank explains how quasars and blazars are both the same thing - just oriented differently in respect to us - and how that impacts the way we perceive them and how it also effects the ways we can study them.
TED-Ed
TED-Ed: Inside the killer whale matriarchy - Darren Croft
Pods of killer whales inhabit the waters of every major ocean on Earth. Each family is able to survive thanks mainly to one member, its most knowledgeable hunter: the grandmother. These matriarchs can live 80 years or more and their...